Arctic sea ice extent through most of April changed very little. Only at the end of the month did extent begin to decline. Because the month started with unusually low extent, however, the average ...

This paper introduces a time-varying inertia weighting (TVIW) strategy based on a combination of gravitation search algorithm (GSA) and particle swarm optimization (PSO) called the TVIW-PSO-GSA. The ...

The Global Skills Academy (GSA) is an initiative dedicated to addressing the pressing labour skills gaps and empowering individuals for a future-ready workforce. Under the umbrella of UNESCO Global ...